<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登陆页</title>
</head>
<body>
<div>
    <form>
        <h2>登陆页</h2>
        <input type="text" id="username" placeholder="username">
        <input type="password" id="password" placeholder="password">
        <button type="button">登陆</button>
    </form>
</div>
</body>
</html>